#!/usr/bin/python
# -*- coding: utf8 -*-
#Porting Checker

__author__ = 'Tan Ying<ying.tan@tcl.com>' 

import os
import sys
import getopt
import commands
import shutil
from utils import *

logger = getLogging('pchk')

def get_confirm_result(string):
    return (string.lower() == 'y' or string.lower() == 'yes') and True or False

def confirm_html_gen_over(filepath):
    print 'If already, Open the corresponding file now?'
    gen_over = raw_input('press y(yes), else(exit) \n')

    if get_confirm_result(gen_over):
        print 'If already, Press CTRL+C to exit'
        os.system('gedit %s' % filepath)

    else:
        print 'Please copy the json to the corresponding path!'

def is_withlib_or_withoutlib(filepath):
    status = os.system('unzip -l %s | grep lib/' % filepath)

    if status == 0:
        return True
    else:
        return False

def is_removeable_or_unremoveable(filepath):
    if filepath.find('/Removeable/') > 0:
        return 'removeable'
    elif filepath.find('/Unremoveable/') > 0:
        return 'unremoveable'
    else:
        raise PortingCheckerError('Invalid filepath!')

def get_versions(dir, apk_info_list, is_priv):
    for root,dirnames,filenames in os.walk(dir):
        for file in filenames:
            filename = os.path.basename(file.strip())
            if filename[-4:] == '.apk':
                perso = get_perso_attr(dir)
                filepath = dir + file
                command = 'aapt dump badging %s | grep version' % filepath
                status, output = commands.getstatusoutput(command)
                aapt_str = output.strip()

                name_left = aapt_str.find('name')+6 #{name='}
                name_right = aapt_str.find(' versionCode') - 1
                name = aapt_str[name_left:name_right]

                version_left = aapt_str.find('versionName')+13 #{versionName='}
                version = aapt_str[version_left:-1]

                is_removeable = is_removeable_or_unremoveable(filepath)

                if is_priv:
                    path = '/custpack/app/' + is_removeable + '/priv-app/' + file
                else:
                    is_withlib = is_withlib_or_withoutlib(filepath)
                    if is_withlib:
                        path = '/custpack/app/' + is_removeable + '/withlibs/' + file
                    else:
                        path = '/custpack/app/' + is_removeable + '/withoutlibs/' + file

                apk_item = []
                apk_item.append(name)
                apk_item.append(path)
                apk_item.append(version)
                apk_item.append(perso)
                apk_item = tuple(apk_item)
                print apk_item

                apk_info_list.append(apk_item)

def generate_json_from_dir(directory, file):
    apk_info_list = []

    if directory[-1] != '/':
        directory = directory + '/'

    if directory[-4:-1] == 'pri':
        is_pri = True
    else:
        is_pri = False

    if os.path.exists(directory):
        #travel the directory to get the demand information
        get_versions(directory, apk_info_list, is_pri)

        logger.debug(apk_info_list)

        change_list_to_json(apk_info_list, file)
    else:
        raise PortingCheckerError('Invalid directory')

def main():
    """
    The entrance of Porting Checker
    检查工具的入口
    """
    try:
        #--gen选项用于生成json文件, --gen所跟参数只可以是3rd.json和gms.json或者dir <localpath>
        opts, args = getopt.getopt(sys.argv[1:], '', ['gen='])
    except getopt.GetoptError, e: 
        print e
        sys.exit(1)

    try:
        if opts:#有选项的情况:生成json
            #opts[0] = [('--config', 'gms.json')]
            if is_argument_in_dataset(opts[0][1], CONFIG_SET):
                #启动生成json的html文件
                filepath = 'config/' + opts[0][1]
                js_filepath = config.STANDARD_JSON_CONFIG_JS
                if generate_config_jsfile(filepath, js_filepath):
                    #用firefox打开html文件
                    os.system('firefox %s' % HTML_GENERATER)
            #不提供方法的接口    
            elif opts[0][1] == 'dir' and len(args) == 2:
                # args[0]: path, args[1]: filename
                project_dir = args[0]
                filename = args[1]
                generate_json_from_dir(project_dir, filename)
            else:
                print INVALID_CONFIG_ARGUMENT
        else:#无选项的情况:依照json进行检查
            start_checking(args)
    except (EOFError, KeyboardInterrupt):
        print HINT_EXIT
        sys.exit(1)
    except Exception, e:
        print e
        sys.exit(1)

def check_handler(standard_dict, path_dict, perso_list):
    """
    按照标准字典检查手机中的信息
    """
    diff_dict = {}
    logger.debug(standard_dict)
    for pkg in standard_dict:
        # 判断pkg是否是需要判断的perso
        logger.debug(pkg)
        logger.debug(standard_dict[pkg])
        if is_argument_in_dataset(standard_dict[pkg]['perso'], perso_list, True):
            print 'Checking %s now...' % pkg
            diff_dict[pkg] = {}

            if path_dict.has_key(pkg):
                # compare path
                pkg_path = path_dict[pkg]
                if standard_dict[pkg].has_key('path'):
                    result = compare_string(standard_dict[pkg]['path'], pkg_path)
                    if not result:
                        diff_dict[pkg]['pkg_path'] = pkg_path
                        diff_dict[pkg]['standard_path'] = standard_dict[pkg]['path']
                        print '    Different path,'
                        print '        standard_path: %s' % standard_dict[pkg]['path']
                        print '        pkg_path:      %s' % pkg_path
                    else:
                        print '    Equal path'
                else:
                    #raise StandardJsonError('Package:%s lack versionName in standard.json')
                    print 'Error: %s lack versionName in standard.json' % pkg
                    sys.exit(1)

                pkg_version = get_version_from_phone(pkg)
                if not pkg_version:
                    pkg_version = ''

                # compare version
                if standard_dict[pkg].has_key('versionName'):
                    result = compare_string(standard_dict[pkg]['versionName'], pkg_version)
                    if not result:
                        diff_dict[pkg]['pkg_version'] = pkg_version
                        diff_dict[pkg]['standard_verison'] = standard_dict[pkg]['versionName']
                        print '    Different versionName,'
                        print '        standard_verison: %s' % standard_dict[pkg]['versionName']
                        print '        pkg_version:      %s' % pkg_version

                    else:
                        print '    Equal version'
                else:
                    #raise StandardJsonError('Package:%s lack versionName in standard.json' % pkg)
                    print 'Error: %s lack versionName in standard.json' % pkg
                    sys.exit(1)

            else:
                #out put error msg
                print '    Package not porting.'
                diff_dict[pkg]['info'] = 'Package not porting.'

    return diff_dict

def start_checking(args):
    """
    检查手机中的apk是否按照3rd.json和gsm.json进行预置.
    """
    logger.debug('perso list:%s' % args)
    if len(args) > 0:
        perso_list = ['all']
        perso_list = perso_list + args
    else:
        print 'Please add perso parameter: tmo(TMobile), mps(MetroPCS))'
        is_confirm = raw_input('You mean check all? Press y(Yes) to confirm:')
        if is_confirm.lower() == 'y':
            perso_list = PERSO_LIST
        else:
            sys.exit(1)

    #标准的json模板, 如果不存在这两个文件,则报错退出
    if not (os.path.isfile(STANDARD_3RD_FILE) and os.path.isfile(STANDARD_GMS_FILE)):
        #raise PortingCheckerError('Not found the 3rd.json or gms.json')
        print 'Error: Not found the 3rd.json or gms.json'
        sys.exit(1)
    else:
    #将两个文件合并
        third_dict = get_standard_pkg_config(STANDARD_3RD_FILE)
        gms_dict = get_standard_pkg_config(STANDARD_GMS_FILE)
        #将3rd的dict和gms的dict合并成一个dict
        standard_dict = merge_dict(third_dict, gms_dict)

    #Get the path_dict from phone
    command = 'adb shell pm list packages -f > %s' % PATH_FILE
    try:
        status = os.system(command)
        if status == 0:#正常获取到path列表文件
            if os.path.isfile(config.PATH_FILE):
                path_dict = get_pkg_path_dict()
            else:
                sys.exit(1)

            logger.debug('pkg path dict:%s' % path_dict)
            logger.debug('third party path dict:%s' % path_dict)
            logger.debug('gms path dict:%s' % path_dict)
            #获取difference dict
            diff_dict = check_handler(standard_dict, path_dict, perso_list)
            logger.debug('diff dict:%s' % diff_dict)
            #将diff_dict显示为compare_result.txt
            result_string = ''
            for pkg in diff_dict:
                info = diff_dict[pkg]

                if info:
                    result_string += '%s\n' % pkg
                    if info.has_key('info'):
                        result_string += '    %s\n' % info['info']
                    else:
                        if info.has_key('pkg_path'):
                            result_string += '    Different path,\n'
                            result_string += '        standard_path: %s\n' % info['standard_path']
                            result_string += '        pkg_path:      %s\n' % info['pkg_path']
                        if info.has_key('pkg_version'):
                            result_string += '    Different version,\n'
                            result_string += '        standard_version: %s\n' % info['standard_verison']
                            result_string += '        pkg_version:      %s\n' % info['pkg_version']
                    result_string += '\n'

            f = open(config.RESULT_FILE, 'wb')
            result = str(result_string)
            f.write(result)
            f.close()
        else:
            print(HINT_UNCONNECTED_USB)
    except (EOFError, KeyboardInterrupt):
        print HINT_EXIT
        sys.exit(1)

if __name__ == '__main__':
    main()